Start by activating the instant yeast. Add lukewarm water, instant yeast, and sugar in a small bowl. Let it sit for 5-10 minutes. The yeast starts to bloom and will foam up.
1½ teaspoon Instant Dry Yeast, ⅓ cup Lukewarm water, 1 teaspoon Sugar
Blend the cottage cheese and egg whites until smooth in a food processor. Pour the cheese and egg mixture into a large bowl, add the yeast, and mix well.
1 cup Cottage cheese, 5 Egg whites
Sift the flour and salt over the wet mixture and use your clean hands to mix everything.
4½ cups All-purpose flour, 1 tablespoon Salt
Use the hook attachment to mix and knead the dough. If you do not have a stand mixer, lightly flour a surface, dump the dough on the surface, and start kneading it until it is smooth and lump-free. It may take up to 10 minutes to reach the smooth dough.
Shape the dough into a ball, cover the bowl, and let the dough rest in a warm spot for one hour. It should be double the size in an hour.
Lightly dust a surface and roll out the dough into a rectangular shape. Fold the dough into a log shape, wet your hands and pinch the seam to prevent the log from opening.
Place the log into the loaf pan, cover and let it sit for another half hour. The dough will come up to the rim of the pan.
Use a pairing knife to cut in the center of the bread. Bake it in the 400℉ oven for 45 minutes.
You may notice that the Cottage Cheese Bread starts to brown fast; cover the loaf with foil and continue baking. Let it cool down in the pan for 10 minutes, then transfer it to the cooling rack and let it cool down completely before cutting. In this case,